Details
The General Pump EZ4040G Triplex Pump is a high-performance pressure washer pump designed for professionals who demand power, durability, and reliability. With a flow rate of 4.0 GPM at 4,000 PSI, this pump is ideal for commercial and industrial pressure washing applications. Built with a forged brass manifold featuring a lifetime warranty, an innovative one-piece plunger design, and a premium roller bearing system, the EZ4040G ensures long-lasting performance under demanding conditions.
Whether you're tackling tough cleaning tasks or upgrading your equipment, the General Pump EZ4040G delivers efficiency and reliability backed by a 5-year pump warranty and a lifetime manifold guarantee.
Built for Performance
- Flow & Pressure: Delivers 4.0 GPM at 4,000 PSI for high-performance cleaning.
- Gasoline Mounting Flange: Standard SAE J609 flange supports up to 13 HP engines for versatility.
Superior Durability
- Forged Brass Manifold: Exclusive lifetime warranty and a 3:1 hydrostatic rating for ultimate reliability.
- Anodized Aluminum Crankcase: Die-cast oil-bath crankcase ensures durability and smooth operation.
- Innovative Plunger Design: One-piece plungers prevent water from entering the crankcase, extending pump life.
Enhanced Efficiency
- Crankcase Load Reduction: 5% reduction compared to standard 4,000 PSI pumps for improved performance.
- Premium Roller Bearing: Minimizes wear and tear for longer operational life.
- Unitized Valves: Stainless steel inlet and discharge valves ensure consistent performance.
Upgraded Components
- Features new plunger and guide improvements for even better durability and efficiency.
- Available in left-handed "L" versions for flexible mounting options.
| Specification | Details |
| Brand | General Pump |
| Model | EZ4040G |
| Flow Rate | 4.0 GPM |
| Pressure | 4,000 PSI |
| RPM | 3,400 RPM |
| Bore | .512 in. / 13 mm |
| Stroke | .512 in. / 13 mm |
| Horsepower Requirement | 16.4 HP |
| Manifold Material | Forged Brass (Lifetime Warranty) |
| Crankcase Oil Capacity | 14.0 oz |
| Max Fluid Temperature | 165° F |
| Inlet Port Thread | 1/2-14 BSPP-F |
| Discharge Port Thread | 3/8-19 BSPP-F |
| Shaft Diameter | 1.0 in. / 25.4 mm |
| Weight | 20 lbs. |
| Dimensions | 8.8" x 9.7" x 6.5" |
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Warranty Information
Call us for warranty information: 561-964-3228
